Assignment to Kill

Patrick O'Neal (September 26, 1927 – September 9, 1994) was an American television, stage and film actor. He was also a successful New York restaurateur. Description above from the Wikipedia article Patrick O'Neal, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Joan Ann Hackett (March 1, 1934 – October 8, 1983) was an American actress.

Sir Arthur John Gielgud, OM, CH (14 April 1904 – 21 May 2000) was an English actor, director, and producer. A descendant of the renowned Terry acting family, he achieved early international acclaim for his youthful, emotionally expressive Hamlet which broke box office records on Broadway in 1937. He was known for his beautiful speaking of verse and particularly for his warm and expressive voice, which his colleague Sir Alec Guinness likened to "a silver trumpet muffled in silk". Gielgud is one of the few entertainers who have won an Oscar, Emmy, Grammy, and Tony Award. Description above from the Wikipedia article John Gielgud, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Herbert Lom (born Herbert Charles Angelo Kuchačevič ze Schluderpacheru; 11 September 1917 – 27 September 2012) was a Czech-born British film and television actor who moved to the United Kingdom in 1939. In a career lasting more than 60 years, he appeared in character roles, often portraying criminals or villains early in his career and professional men in later years. Lom was noted for his precise, elegant enunciation of English. He is best known for his roles in The Ladykillers, The Pink Panther film series and the television series The Human Jungle.

Eric Portman (13 July 1901, Akroydon, Halifax, West Riding of Yorkshire - 7 December 1969, St Veep, Cornwall) was a distinguished English stage and film actor. He is probably best remembered for his roles in several films for Michael Powell and Emeric Pressburger during the 1940s. Description above from the Wikipedia article Eric Portman , licensed under CC-BY-SA,full list of contributors on Wikipedia.

From Wikipedia, the free encyclopedia. Peter van Eyck, born Götz von Eick (16 July 1911, Steinwehr, Pomerania, Germany (now Kamienny Jaz, Poland) – 15 July 1969, Männedorf near Zürich, Switzerland), was a German-American actor. Description above from the Wikipedia article Peter van Eyck, licensed under CC-BY-SA,full list of contributors on Wikipedia.    

Oskar Homolka (August 12, 1898 – January 27, 1978) was an Austrian film and theatre actor. Homolka's strong accent, stocky appearance, bushy eyebrows and Slavic-sounding name led many to believe he was Eastern European or Russian, but he was born in Vienna, Austria-Hungary. Description above from the Wikipedia article Oskar Homolka, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Kent Smith (born Frank Kent Smith) was an American stage, screen, and television actor. Smith's early acting experience started in 1925 when he was one of the founders of the famed Harvard "University Players", which later included Henry Fonda, James Stewart, Joshua Logan and Margaret Sullavan in Falmouth, Massachusetts. Smith's stock experience also included productions with the Maryland Theatre in Baltimore. His professional acting debut was in 1929 in Blind Window in Baltimore, Mayland. He made his Broadway acting debut in 1932 in Men Must Fight. He also appeared on Broadway in Measure for Measure, Sweet Love Remembered, The Best Man, Ah, Wilderness!, Dodsworth, Saint Joan,, Old Acquaintance, Antony and Cleopatra and Bus Stop. Smith moved to Hollywood, California, where he made his film debut in The Garden Murder Case. He appeared in such films as Cat People, Hitler's Children, This Land Is Mine, Three Russian Girls, Youth Runs Wild, The Curse of the Cat People, The Spiral Staircase, Nora Prentiss, Magic Town, My Foolish Heart, The Fountainhead, and The Damned Don't Cry. He continued acting in films such as Comanche, Sayonara, Party Girl, The Mugger, Imitation General, The Badlanders, This Earth Is Mine, Strangers When We Meet, Susan Slade, The Balcony, A Distant Trumpet, Youngblood Hawke, and The Young Lovers. Smith had roles in television films such as How Awful About Allan, The Night Stalker, The Judge and Jake Wyler, The Cat Creature, The Affair and The Disappearance of Flight 412. His numerous television credits included a continuing role in the soap opera Peyton Place as Dr. Robert Morton; Smith's wife, actress Edith Atwater, played his character's wife on the series. He began guest-starring in television series in 1949 in The Philco Television Playhouse, and also appeared in Robert Montgomery Presents, Wagon Train, General Electric Theater, Alfred Hitchcock Presents, Naked City, Have Gun Will Travel, Perry Mason, Gunsmoke, The Beverly Hillbillies, Rawhide, The Americans, Barnaby Jones, The Outer Limits, Night Gallery, and the 1976 miniseries Once an Eagle. His last appearance was in a 1977 episode of Wonder Woman.

Philip Nott Ober (March 23, 1902 – September 13, 1982) was an American screen and stage actor. He later retired from acting to work as a diplomat. Ober is best remembered for his roles in the films From Here to Eternity (1953) and North by Northwest (1959). His other notable credits include The Magnificent Yankee (1950), Broken Lance (1954), Torpedo Run (1958) and The Ugly American (1963).

Ann Prentiss (November 27, 1939 – January 12, 2010) was an American actress. She was born Ann Elizabeth Ragusa in San Antonio, Texas, to Paulene (née Gardner) and Thomas J. Ragusa. Her father was of Sicilian descent. Her elder sister, Paula Prentiss, is also an actress. Prentiss had many supporting roles in films and television series in the 1960s, 1970s and 1980s, including Get Smart's "The Little Black Book", Hogan's Heroes' "The Missing Klink" (1969), and Baretta's "Half a Million Dollar Baby". She provided the voice of an alien species in the comedy film My Stepmother Is an Alien (1988), co-starring alongside Kim Basinger and Dan Aykroyd. Her other film roles included appearances in Any Wednesday (1966), If He Hollers, Let Him Go! (1968), The Out-of-Towners (1970), and California Split (1974), opposite George Segal and Elliott Gould. Ann Prentiss was convicted in a California court of a 1996 assault against her father and a subsequent threat against members of her family. The district attorney claimed that Prentiss, while incarcerated on the assault charge, had attempted to hire another inmate to kill three people, including her father and actor/director Richard Benjamin, the husband of her sister. On July 23, 1997, the court sentenced her to 19 years in prison. Prentiss died on January 12, 2010, while serving her prison sentence.